Fiberboard nail is a heat-treated product suitable for installation of electric tools. Fiberboard nail is used for connection and fastening between wooden plates and between wooden plates and thin steel plates. Fiberboard nails play an important role in installing guide rails, hinges, cooperating with fish expansion installation and replacing wood screws to install furniture and cabinets. Fiberboard nails are optimized from the thread design to pursue higher drilling speed and solve the problem of easy cracking caused by hard wood